CollectAndEnumerate

EnumerableCollection.cs

   class Team<T> : IEnumerable<T> // enumerable collection
    {
        private T[] workers;
        private const byte DEFAULTSIZE = 5;
        public Team() {
            this.workers = new T[DEFAULTSIZE];
        }

        private int i = 0;
        public void Add(T param)
        {
            this.workers[i++] = param;
            i %= workers.Length;
        }

        IEnumerator<T> IEnumerable<T>.GetEnumerator()
        {
            foreach (T worker in this.workers)
            {
                yield return worker;
            }
        }
        IEnumerator IEnumerable.GetEnumerator()
        {
            throw new NotImplementedException();
        }
    }